Each sentence has a verb in Past Simple and a verb

Each sentence has a verb in Past Simple and a verb in Past Continuous. Complete the sentences with the verbs from the brackets.

1) I ____ (catch) a taxi when my mother ____ (call).

2) She ______(wait) for a bus when I ______ (see) her.

3) When the phone ______ (ring) she ____ (write) a letter.

4) What ______ (you/do) when the earthquake ___ (start)?

5) While John _____(sleep) last night someone ___--(steal) his car.